Blockchain — Crypto News

History

Structure

Blocks

Block time

Hard forks

Decentralization

Openness

Permissionless

Permissioned (private) blockchain

Disadvantages of private blockchain

Blockchain analysis

Uses

Cryptocurrencies

Smart contracts

Financial services

Blockchain with video games

Supply chain

Blockchain in space

Other uses

  • Hyperledger is a cross-industry collaborative effort from the Linux Foundation to support blockchain-based distributed ledgers, with projects under this initiative including Hyperledger Burrow (by Monax) and Hyperledger Fabric (spearheaded by IBM)
  • Quorum — a permissionable private blockchain by JPMorgan Chase with private storage, used for contract applications
  • Tezos, decentralized voting
  • Proof of Existence is an online service that verifies the existence of computer files as of a specific time

Types

Public blockchains

Private blockchains

Consortium blockchains

Hybrid blockchains

Academic research

Energy use of proof-of-work blockchains

Journals

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